Science: Insulation

insulation

Insulation
insulation

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COLD
ENERGY
FIRE
HEAT
HOT
INSULATOR
STOVE
SUN
TRANSFER
U L E U M S W V R
R K Y C T T H O T
H H E I D W T R W
D Z V L T A A A K
Z Z O D L N Q Y Q
T C T U S U N K W
K A S F I R E I L
J N E N E R G Y M
I R G H O T N F Z
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